US2004206212A1PendingUtilityA1

Ratchet wrench having a rotatable ring to operate engaging member

42
Priority: Aug 21, 2002Filed: May 11, 2004Published: Oct 21, 2004
Est. expiryAug 21, 2022(expired)· nominal 20-yr term from priority
Inventors:Chin-Ching Hsien
B25B 13/463B25B 13/461
42
PatentIndex Score
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Cited by
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References
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Claims

Abstract

A ratchet tool comprises a head having a hole and a ratchet mechanism received in an inner periphery of the hole, an engaging member rotatably engaged with the hole and the ratchet mechanism, and a first ring connected to a side of the engaging member and located above a surface of the head; a periphery of the first ring exceeding a periphery of the head; the first ring including a flange extending inwards from an inner periphery of the first ring; a textured surface is formed on an outer surface of the first ring; and a second ring connected to another side of the engaging member. The ring and the engaging member are formed as a one-piece member.

Claims

exact text as granted — not AI-modified
What is claimed is:  
     
         1 . A ratchet tool comprising: 
 a head having a hole and a ratchet mechanism received in an inner periphery of the hole, an engaging member rotatably engaged with the hole and the ratchet mechanism, and    a first ring connected to a side of the engaging member and located above a surface of the head; a periphery of the first ring exceeding a periphery of the head; the first ring including a flange extending inwards from an inner periphery of the first ring;    a textured surface is formed on an outer surface of the first ring; and    a second ring connected to another side of the engaging member;    wherein the ring and the engaging member are formed as a one-piece member.    
     
     
         2 . The ratchet tool as claimed in  claim 1 , wherein textures of the textured surface is a plurality of strips with each strip being vertical to one edge of the first ring.  
     
     
         3 . The ratchet tool as claimed in  claim 1 , wherein textures of the textured surface is a plurality of strips with each strip being sloped to one edge of the first ring.  
     
     
         4 . The ratchet tool as claimed in  claim 1 , wherein textures of the textured surface is a plurality of intersect strips.  
     
     
         5 . The ratchet tool as claimed in  claim 1 , wherein textures of the textured surface is a plurality of cambered strips.

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